PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256bbb5a5902872ea003c2dcf249c7cc32d0560547150ee2cd2d4de91e9cfa49afa
MD564f031cb9057d352db1538dee20321a2
File Typeexe
Size89.7 KB
First Seen2022-09-07
File Name64f031cb9057d352db1538dee20321a2
Tags32, exe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

TypeLoader
Programming Language.NET
Target PlatformWindows
C2 ProtocolHTTPS
PurposeLoader
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: bbb5a5902872ea003c2dcf249c7cc32d0560547150ee2cd2d4de91e9cfa49afa
  • MD5: 64f031cb9057d352db1538dee20321a2

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Disconnect the system from the network — the loader may be downloading more malware
  2. Analyze every downloaded payload
  3. Inspect all network traffic and cut suspicious connections
  4. Run a full antivirus scan
  5. Consider reimaging the system

YARA Rule Hints

rule PureCrypter_SHA256 {
    meta:
        description = "PureCrypter sample: bbb5a5902872ea00"
        threat_level = "medium"
        first_seen = "2022-09-07"
    condition:
        hash.sha256(0, filesize) == "bbb5a5902872ea003c2dcf249c7cc32d0560547150ee2cd2d4de91e9cfa49afa"
}

PureCrypter — Malware Profile

PureCrypter, AV atlatma loader'dır.

Malware Type
Loader
Programming Language
.NET
C2 Protocol
HTTPS
Target Systems
Windows

Capabilities & Behavior

Payload İndirme
Süreç Enjeksiyonu
Modüler Mimari
Kimlik Bilgisi Hırsızlığı
Yanal Hareket
Kalıcılık
Anti-VM/Sandbox
İkincil Payload Dağıtımı

IOC List (2 indicators)

IOC — PureCrypter
# SHA256 bbb5a5902872ea003c2dcf249c7cc32d0560547150ee2cd2d4de91e9cfa49afa # MD5 64f031cb9057d352db1538dee20321a2
TypeValueNote
sha256 bbb5a5902872ea003c2dcf249c7cc32d0560547150ee2cd2d4de91e9cfa49afa Sample:PureCrypter
md5 64f031cb9057d352db1538dee20321a2 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi